DC
David Campbell — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Minidoka-County, Idaho
Our Model Tree links this David Campbell across the 1930 and 1940 US Censuses in Minidoka-County, Idaho (XGBoost, ~Confirmed) — first a son (b.~1929), then head of a 8-person household.
Age 11
b. ~1929
Male
Son
Born: Idaho
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Minidoka-County, Idaho |
| Surname | Campbell |
| Given Name | David |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Idaho |
| 1935 Residence (City) | Rupert |
| 1935 Residence (County) | Minidoka |
| Additional Details | |
| Class of Worker | 0 |
| Highest Grade | 5 |
| 1935 Residence | Same place |
| Birth State | Idaho |
| Birth Country | United States |
| Birthplace (normalized) | idaho |
| Township / Ward | Rupert |
| Est. Birth Year | ~1929 |
Household Members
Census records only state relationship to the household head.
Pairwise kinship is derived (~90–95% accurate), not recorded.
Step/blended families and boarders can break it.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to David | Age | Birth yr |
|---|---|---|---|---|
| Marjorie Campbell | Daughter | — | 22 | ~1918 |
| Charles Campbell | Head | — | 48 | ~1892 |
| Dorothy Campbell | Daughter | — | 5 | ~1935 |
| Clarence Campbell | Son | — | 14 | ~1926 |
| David Campbell | Son | — | 11 | ~1929 |
| Fern Campbell | Daughter | — | 19 | ~1921 |
| Rhoda Campbell | Spouse | — | 46 | ~1894 |
| Ralph Campbell | Son | — | 17 | ~1923 |
Census Appearances
1930
Minidoka, Idaho
Son, age 1
Minidoka, Idaho · implied b. ~1929 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Campbell |
| Given Name | David D |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Idaho |
| Father's Birthplace | Utah |
| Mother's Birthplace | Utah |
| Birth State | Idaho |
| Birth Country | United States |
| Birthplace (normalized) | idaho |
1940
Minidoka-County, Idaho
Son, age 11
Minidoka-County, Idaho · implied b. ~1929 — 8 household members
| Surname | Campbell |
| Given Name | David |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Idaho |
| 1935 Residence (City) | Rupert |
| 1935 Residence (County) | Minidoka |
| Class of Worker | 0 |
| Highest Grade | 5 |
| 1935 Residence | Same place |
| Birth State | Idaho |
| Birth Country | United States |
| Birthplace (normalized) | idaho |
Model Tree
An inferred pedigree reconstructed from census links — up to 4 generations within the 1900–1950 window. Closer generations are built from household co-residence; deeper ones are bridged by following a relative to their own childhood census. Confidence compounds and weakens with each generation.
Our Model Tree links David Campbell across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
David Campbell
Son · 1940 · age 11 · b. ~1929 · Idaho
★ You are viewing this record
Sibling
Ralph Campbell
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dorothy Campbell
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marjorie Campbell
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Clarence Campbell
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Fern Campbell
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Minidoka-County, Idaho
Open full size
1940 US Federal Census — Minidoka-County, Idaho
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00751-00276)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Bert Guard | 20 | Son | Laborer | Idaho |
| 42 | Ross Guard | 18 | Son | Laborer | Idaho |
| 43 | Warren Guard | 17 | Son | Laborer | Idaho |
| 44 | Rose Marie Guard | 14 | Daughter | — | Idaho |
| 45 | Florence Guard | 12 | Daughter | — | Idaho |
| 46 | Clarence Cox | 22 | Head | Sergeant | Kentucky |
| 47 | Shirley Cox | 20 | Wife | — | Idaho |
| 48 | Norma V. Cox | 1 | Son | — | Idaho |
| 49 | Jacob Weaver | 55 | Head | Shoe Maker | Kansas |
| 50 | Bessie Weaver | 45 | Wife | Laborer | Kansas |
| 51 | Robert D. Weaver | 15 | Son | Paper Carrier | Idaho |
| 52 | Shirley F. Weaver | 14 | Son | — | Idaho |
| 53 | Eva N. Weaver | 12 | Daughter | — | Idaho |
| 54 | Retta Fay Weaver | 4 | Daughter | — | Idaho |
| 55 | Alfred B. Richardson | 60 | Head | Teacher-School | Missouri |
| 56 | Harvey Hall | 78 | Head | Farmer | Iowa |
| 57 | Retta Hall | 68 | Wife | — | Illinois |
| 58 | Frank Smith | 88 | Lodger | — | Kentucky |
| 59 | William E. Hunter | 63 | Head | Farmer-Stockman | Missouri |
| 60 | Maude E. Hunter | 58 | Wife | — | W. Virginia |
| 61 | Ruth Ann Hunter | 20 | Daughter | — | Idaho |
| 62 | Paul E. Hunter | 18 | Son | Camp Tender | Idaho |
| 63 | Robert Flett | 79 | Head | Deceased Since April 12 | Scotland |
| 64 | Marie Flett | 65 | Wife | — | Scotland |
| 65 | Paul M. Rogers | 51 | Head | Farmer | Tennessee |
| 66 | Marie S. Rogers | 47 | Wife | — | Tennessee |
| 67 | Helen Rogers | 22 | Daughter | — | Idaho |
| 68 | Dorothy Rogers | 12 | Daughter | — | Idaho |
| 69 | Edward Rausch | 22 | Head | Potato Sorter | Missouri |
| 70 | Erma Rausch | 18 | Wife | — | Idaho |
| 71 | Laura Rausch | 0 | Daughter | — | Idaho |
| 72 | Charles B. Campbell | 48 | Head | Buyer | Utah |
| 73 | Rhoda B. Campbell | 46 | Wife | — | Utah |
| 74 | Marjorie Campbell | 22 | Daughter | Clerical | Idaho |
| 75 | Fern Campbell | 19 | Daughter | Saleslady | Idaho |
| 76 | Ralph Campbell | 17 | Son | Bus Driver | Idaho |
| 77 | Clarence Campbell | 14 | Son | — | Idaho |
| 78 | David Campbell THIS PERSON | 11 | Son | — | Idaho |
| 79 | Dorothy Campbell | 5 | Daughter | — | Idaho |
| 80 | August E. Lindsay | 23 | Head | Potato Sorter | Utah |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1940 United States Federal Census (NARA). Our Model Tree links this person across census decades using XGBoost-based record linkage, with per-link confidence scores. Household corroboration strengthens the signal when co-residents appear on the same census pages in multiple years.
Source: National Archives and Records Administration (NARA)